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EnglishPal
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Merge branch 'Alpha' of http://121.4.94.30:3000/mrlan/EnglishPal into Alpha

Alpha-snapshot20230425
Hui Lan 2023-04-25 08:42:18 +08:00
parent 58d7349afe f3d609c92b
commit 21a77ef2df
22 changed files with 732 additions and 158 deletions
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1
.gitignore vendored
View File

@ -10,3 +10,4 @@ app/static/frequency/frequency.p
app/static/wordfreqapp.db
app/static/donate-the-author.jpg
app/static/donate-the-author-hidden.jpg
app/model/__pycache__/

4
README.md
View File

@ -182,6 +182,7 @@ Bug report: http://118.25.96.118/bugzilla/show_bug.cgi?id=215
### 丁锐
修复了以下漏洞
@ -191,4 +192,5 @@ Bug report: http://118.25.96.118/bugzilla/show_bug.cgi?id=215
Bug report: http://118.25.96.118/bugzilla/show_bug.cgi?id=489
*Last modified on 2023-01-30*
*Last modified on 2023-01-30*

77
app/Article.py
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@ -32,12 +32,17 @@ def get_article_body(s):
return '\n'.join(lst)
def get_today_article(user_word_list, articleID):
def get_today_article(user_word_list, existing_articles):
rq = RecordQuery(path_prefix + 'static/wordfreqapp.db')
if articleID == None:
if existing_articles is None:
existing_articles = {
"index" : 0, # 为 article_ids 的索引
"article_ids": [] # 之前显示文章的id列表，越后越新
}
if existing_articles["index"] > len(existing_articles["article_ids"])-1:
rq.instructions("SELECT * FROM article")
else:
rq.instructions('SELECT * FROM article WHERE article_id=%d' % (articleID))
rq.instructions('SELECT * FROM article WHERE article_id=%d' % (existing_articles["article_ids"][existing_articles["index"]]))
rq.do()
result = rq.get_results()
random.shuffle(result)
@ -47,36 +52,41 @@ def get_today_article(user_word_list, articleID):
d2 = load_freq_history(path_prefix + 'static/words_and_tests.p')
d3 = get_difficulty_level(d1, d2)
d = {}
d = None
d_user = load_freq_history(user_word_list)
user_level = user_difficulty_level(d_user, d3) # more consideration as user's behaviour is dynamic. Time factor should be considered.
random.shuffle(result) # shuffle list
d = random.choice(result)
text_level = text_difficulty_level(d['text'], d3)
if articleID == None:
text_level = 0
if existing_articles["index"] > len(existing_articles["article_ids"])-1: # 下一篇
flag_get_article = False
for reading in result:
text_level = text_difficulty_level(reading['text'], d3)
factor = random.gauss(0.8,
0.1) # a number drawn from Gaussian distribution with a mean of 0.8 and a stand deviation of 1
if within_range(text_level, user_level, (8.0 - user_level) * factor):
if reading['article_id'] not in existing_articles["article_ids"] and within_range(text_level, user_level, (8.0 - user_level) * factor): # 新的文章之前没有出现过且符合一定范围的水平
d = reading
existing_articles["article_ids"].append(d['article_id']) # 列表添加新的文章id；下面进行
flag_get_article = True
break
if not flag_get_article:
existing_articles["index"] -= 1
else: # 上一篇
d = random.choice(result)
text_level = text_difficulty_level(d['text'], d3)
s = '<div class="alert alert-success" role="alert">According to your word list, your level is <span class="badge bg-success">%4.2f</span> and we have chosen an article with a difficulty level of <span class="badge bg-success">%4.2f</span> for you.</div>' % (
user_level, text_level)
s += '<p class="text-muted">Article added on: %s</p>' % (d['date'])
s += '<div class="p-3 mb-2 bg-light text-dark">'
article_title = get_article_title(d['text'])
article_body = get_article_body(d['text'])
s += '<p class="display-5">%s</p>' % (article_title)
s += '<p class="lead"><font id="article" size=2>%s</font></p>' % (article_body)
s += '<p><small class="text-muted">%s</small></p>' % (d['source'])
s += '<p><b>%s</b></p>' % (get_question_part(d['question']))
s = s.replace('\n', '<br/>')
s += '%s' % (get_answer_part(d['question']))
s += '</div>'
session['articleID'] = d['article_id']
return s
today_article = None
if d:
today_article = {
"user_level": '%4.2f' % user_level,
"text_level": '%4.2f' % text_level,
"date": d['date'],
"article_title": get_article_title(d['text']),
"article_body": get_article_body(d['text']),
"source": d["source"],
"question": get_question_part(d['question']),
"answer": get_answer_part(d['question'])
}
return existing_articles, today_article
def load_freq_history(path):
@ -116,21 +126,4 @@ def get_answer_part(s):
flag = 1
elif flag == 1:
result.append(line)
# https://css-tricks.com/snippets/javascript/showhide-element/
js = '''
<script type="text/javascript">
function toggle_visibility(id) {
var e = document.getElementById(id);
if(e.style.display == 'block')
e.style.display = 'none';
else
e.style.display = 'block';
}
</script>
'''
html_code = js
html_code += '\n'
html_code += '<button onclick="toggle_visibility(\'answer\');">ANSWER</button>\n'
html_code += '<div id="answer" style="display:none;">%s</div>\n' % ('\n'.join(result))
return html_code
return '\n'.join(result)

4
app/Login.py
View File

@ -96,9 +96,9 @@ class UserName:
if ' ' in self.username: # a user name must not include a whitespace
return 'Whitespace is not allowed in the user name.'
for c in self.username: # a user name must not include special characters, except non-leading periods or underscores
if c in string.punctuation and c is not '.' and c is not '_':
if c in string.punctuation and c != '.' and c != '_':
return f'{c} is not allowed in the user name.'
if self.username in ['signup', 'login', 'logout', 'reset', 'mark', 'back', 'unfamiliar', 'familiar', 'del']:
if self.username in ['signup', 'login', 'logout', 'reset', 'mark', 'back', 'unfamiliar', 'familiar', 'del', 'admin']:
return 'You used a restricted word as your user name. Please come up with a better one.'
return 'OK'

57
app/account_service.py
View File

@ -19,21 +19,15 @@ def signup():
# POST方法需判断是否注册成功，再根据结果返回不同的内容
username = escape(request.form['username'])
password = escape(request.form['password'])
password2 = escape(request.form['password2'])
#! 添加如下代码为了过滤注册时的非法字符
warn = WarningMessage(username)
if str(warn) != 'OK':
return str(warn)
return jsonify({'status': '3', 'warn': str(warn)})
available = check_username_availability(username)
if not available: # 用户名不可用
flash('用户名 %s 已经被注册。' % (username))
return render_template('signup.html')
elif len(password.strip()) < 4: # 密码过短
return '密码过于简单。'
elif password != password2:
return '确认密码与输入密码不一致！'
return jsonify({'status': '0'})
else: # 添加账户信息
add_user(username, password)
verified = verify_user(username, password)
@ -43,11 +37,10 @@ def signup():
session[username] = username
session['username'] = username
session['expiry_date'] = get_expiry_date(username)
session['articleID'] = None
return '<p>恭喜，你已成功注册， 你的用户名是 <a href="%s">%s</a>。</p>\
<p><a href="/%s">开始使用</a> <a href="/">返回首页</a><p/>' % (username, username, username)
session['existing_articles'] = None
return jsonify({'status': '2'})
else:
return '用户名密码验证失败。'
return jsonify({'status': '1'})
@ -59,13 +52,7 @@ def login():
'''
if request.method == 'GET':
# GET请求
if not session.get('logged_in'):
# 未登录，返回登录页面
return render_template('login.html')
else:
# 已登录，提示信息并显示登出按钮
return '你已登录 <a href="/%s">%s</a>。 登出点击<a href="/logout">这里</a>。' % (
session['username'], session['username'])
return render_template('login.html')
elif request.method == 'POST':
# POST方法用于判断登录是否成功
# check database and verify user
@ -79,10 +66,10 @@ def login():
session['username'] = username
user_expiry_date = get_expiry_date(username)
session['expiry_date'] = user_expiry_date
session['articleID'] = None
return redirect(url_for('user_bp.userpage', username=username))
session['existing_articles'] = None
return jsonify({'status': '1'})
else:
return '无法通过验证。'
return jsonify({'status': '0'})
@accountService.route("/logout", methods=['GET', 'POST'])
@ -115,31 +102,9 @@ def reset():
# POST请求用于提交修改后信息
old_password = escape(request.form['old-password'])
new_password = escape(request.form['new-password'])
re_new_password = escape(request.form['re-new-password']) # 确认新密码
if re_new_password != new_password: #验证新密码两次输入是否相同
return '新密码不匹配，请重新输入'
if len(new_password) < 4: #验证新密码长度，原则参照注册模块
return '密码过于简单。(密码长度至少4位)'
flag = change_password(username, old_password, new_password) # flag表示是否修改成功
if flag:
session['logged_in'] = False
return \
'''
<script>
alert('密码修改成功，请重新登录。');
window.location.href="/login";
</script>
'''
return jsonify({'status':'1'}) # 修改成功
else:
return \
'''
<script>
alert('密码修改失败');
window.location.href="/reset";
</script>
'''
return jsonify({'status':'2'}) # 修改失败

145
app/admin_service.py Normal file
View File

@ -0,0 +1,145 @@
# System Library
from flask import *
# Personal library
from Yaml import yml
from model.user import *
from model.article import *
ADMIN_NAME = "lanhui" # unique admin name
_cur_page = 1 # current article page
_page_size = 5 # article sizes per page
adminService = Blueprint("admin_service", __name__)
def check_is_admin():
# 未登录，跳转到未登录界面
if not session.get("logged_in"):
return render_template("not_login.html")
# 用户名不是admin_name
if session.get("username") != ADMIN_NAME:
return "You are not admin!"
return "pass"
@adminService.route("/admin", methods=["GET"])
def admin():
is_admin = check_is_admin()
if is_admin != "pass":
return is_admin
return render_template(
"admin_index.html", yml=yml, username=session.get("username")
)
@adminService.route("/admin/article", methods=["GET", "POST"])
def article():
global _cur_page, _page_size
is_admin = check_is_admin()
if is_admin != "pass":
return is_admin
_article_number = get_number_of_articles()
try:
_page_size = min(
max(1, int(request.args.get("size", 5))), _article_number
) # 最小的size是1
_cur_page = min(
max(1, int(request.args.get("page", 1))), _article_number // _page_size + (_article_number % _page_size > 0)
) # 最小的page是1
except ValueError:
return "page parmas must be int!"
_articles = get_page_articles(_cur_page, _page_size)
for article in _articles: # 获取每篇文章的title
article.title = article.text.split("\n")[0]
article.content = '<br/>'.join(article.text.split("\n")[1:])
context = {
"article_number": _article_number,
"text_list": _articles,
"page_size": _page_size,
"cur_page": _cur_page,
"username": session.get("username"),
}
def _update_context():
article_len = get_number_of_articles()
context["article_number"] = article_len
context["text_list"] = get_page_articles(_cur_page, _page_size)
_articles = get_page_articles(_cur_page, _page_size)
for article in _articles: # 获取每篇文章的title
article.title = article.text.split("\n")[0]
context["text_list"] = _articles
if request.method == "GET":
try:
delete_id = int(request.args.get("delete_id", 0))
except:
return "Delete article ID must be int!"
if delete_id: # delete article
delete_article_by_id(delete_id)
_update_context()
elif request.method == "POST":
data = request.form
content = data.get("content", "")
source = data.get("source", "")
question = data.get("question", "")
level = data.get("level", "4")
if content:
try: # check level
if level not in ['1', '2', '3', '4']:
raise ValueError
except ValueError:
return "Level must be between 1 and 4."
add_article(content, source, level, question)
_update_context()
title = content.split('\n')[0]
flash(f'Article added. Title: {title}')
return render_template("admin_manage_article.html", **context)
@adminService.route("/admin/user", methods=["GET", "POST"])
def user():
is_admin = check_is_admin()
if is_admin != "pass":
return is_admin
context = {
"user_list": get_users(),
"username": session.get("username"),
}
if request.method == "POST":
data = request.form
username = data.get("username","")
new_password = data.get("new_password", "")
expiry_time = data.get("expiry_time", "")
if username:
if new_password:
update_password_by_username(username, new_password)
flash(f'Password updated to {new_password}')
if expiry_time:
update_expiry_time_by_username(username, "".join(expiry_time.split("-")))
flash(f'Expiry date updated to {expiry_time}.')
return render_template("admin_manage_user.html", **context)
@adminService.route("/admin/expiry", methods=["GET"])
def user_expiry_time():
is_admin = check_is_admin()
if is_admin != "pass":
return is_admin
username = request.args.get("username", "")
if not username:
return "Username can't be empty."
user = get_user_by_username(username)
if not user:
return "User does not exist."
return user.expiry_date

17
app/main.py
View File

@ -5,24 +5,24 @@
# Copyright 2019 (C) Hui Lan <hui.lan@cantab.net>
# Written permission must be obtained from the author for commercial uses.
###########################################################################
from flask import escape
from Login import *
from Article import *
import Yaml
from user_service import userService
from account_service import accountService
from admin_service import adminService, ADMIN_NAME
app = Flask(__name__)
app.secret_key = 'lunch.time!'
# 将蓝图注册到Lab app
app.register_blueprint(userService)
app.register_blueprint(accountService)
app.register_blueprint(adminService)
path_prefix = '/var/www/wordfreq/wordfreq/'
path_prefix = './' # comment this line in deployment
def get_random_image(path):
'''
返回随机图
@ -39,8 +39,7 @@ def get_random_ads():
返回随机广告
:return: 一个广告(包含HTML标签)
'''
ads = random.choice(['个性化分析精准提升', '你的专有单词本', '智能捕捉阅读弱点，针对性提高你的阅读水平'])
return ads + '。 <a href="/signup">试试</a>吧！'
return random.choice(['个性化分析精准提升', '你的专有单词本', '智能捕捉阅读弱点，针对性提高你的阅读水平'])
def appears_in_test(word, d):
@ -98,9 +97,13 @@ def mainpage():
d = load_freq_history(path_prefix + 'static/frequency/frequency.p')
d_len = len(d)
lst = sort_in_descending_order(pickle_idea.dict2lst(d))
return render_template('mainpage_get.html', random_ads=random_ads, number_of_essays=number_of_essays,
d_len=d_len, lst=lst, yml=Yaml.yml)
return render_template('mainpage_get.html',
admin_name=ADMIN_NAME,
random_ads=random_ads,
d_len=d_len,
lst=lst,
yml=Yaml.yml,
number_of_essays=number_of_essays)
if __name__ == '__main__':

30
app/model/__init__.py Normal file
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@ -0,0 +1,30 @@
from pony.orm import *
db = Database()
db.bind("sqlite", "../static/wordfreqapp.db", create_db=True) # bind sqlite file
class User(db.Entity):
_table_ = "user" # table name
name = PrimaryKey(str)
password = Optional(str)
start_date = Optional(str)
expiry_date = Optional(str)
class Article(db.Entity):
_table_ = "article" # table name
article_id = PrimaryKey(int, auto=True)
text = Optional(str)
source = Optional(str)
date = Optional(str)
level = Optional(str)
question = Optional(str)
db.generate_mapping(create_tables=True) # must mapping after class declaration
if __name__ == "__main__":
with db_session:
print(Article[2].text) # test get article which id=2 text content

34
app/model/article.py Normal file
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@ -0,0 +1,34 @@
from model import *
from datetime import datetime
def add_article(content, source="manual_input", level="5", question="No question"):
with db_session:
# add one article to sqlite
Article(
text=content,
source=source,
date=datetime.now().strftime("%-d %b %Y"), # format style of `5 Oct 2022`
level=level,
question=question,
)
def delete_article_by_id(article_id):
article_id &= 0xFFFFFFFF # max 32 bits
with db_session:
article = Article.select(article_id=article_id)
if article:
article.first().delete()
def get_number_of_articles():
with db_session:
return len(Article.select()[:])
def get_page_articles(num, size):
with db_session:
return [
x
for x in Article.select().order_by(desc(Article.article_id)).page(num, size)
]

24
app/model/user.py Normal file
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@ -0,0 +1,24 @@
from model import *
from Login import md5
def get_users():
with db_session:
return User.select().order_by(User.name)[:]
def get_user_by_username(username):
with db_session:
user = User.select(name=username)
if user:
return user.first()
def update_password_by_username(username, password="123456"):
with db_session:
user = User.select(name=username)
if user:
user.first().password = md5(username + password)
def update_expiry_time_by_username(username, expiry_time="20230323"):
with db_session:
user = User.select(name=username)
if user:
user.first().expiry_date = expiry_time

55
app/templates/admin_index.html Normal file
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@ -0,0 +1,55 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, initial-scale=1.0, minimum-scale=0.5, maximum-scale=3.0, user-scalable=yes" />
<meta name="format-detection" content="telephone=no" />
{{ yml['header'] | safe }}
{% if yml['css']['item'] %}
{% for css in yml['css']['item'] %}
<link href="{{ css }}" rel="stylesheet">
{% endfor %}
{% endif %}
{% if yml['js']['head'] %}
{% for js in yml['js']['head'] %}
<script src="{{ js }}"></script>
{% endfor %}
{% endif %}
</head>
<body class="container" style="width: 800px; margin: auto; margin-top:24px;">
<nav class="navbar navbar-expand-lg bg-light">
<div class="container-fluid">
<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav"
aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarNav">
<ul class="navbar-nav">
<li class="nav-item">
<a class="nav-link" href="/{{ username }}">返回 {{ username }}</a>
</li>
</ul>
</div>
</div>
</nav>
<div class="card" style="margin-top:24px;">
<div class="card-header">
请选择您需要的操作
</div>
<ul class="list-group list-group-flush">
<li class="list-group-item">
<div class="d-grid gap-2">
<a href="/admin/article" class="btn btn-outline-primary" type="button">管理文章</a>
<a href="/admin/user" class="btn btn-outline-primary" type="button">管理用户</a>
</div>
</li>
</ul>
</div>
</body>
</html>

103
app/templates/admin_manage_article.html Normal file
View File

@ -0,0 +1,103 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, initial-scale=1.0, minimum-scale=0.5, maximum-scale=3.0, user-scalable=yes" />
<meta name="format-detection" content="telephone=no" />
<link href="../static/css/bootstrap.css" rel="stylesheet">
</head>
<body class="container" style="width: 800px; margin: auto; margin-top:24px;">
<nav class="navbar navbar-expand-lg bg-light">
<div class="container-fluid">
<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav"
aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarNav">
<ul class="navbar-nav">
<li class="nav-item">
<a class="nav-link" href="/admin">前一页</a>
</li>
</ul>
</div>
</div>
</nav>
{% for message in get_flashed_messages() %}
<div class="alert alert-success" role="alert">
{{ message }}
</div>
{% endfor %}
<div class="card" style="margin-top:24px;">
{% if tips %}
<div class="alert alert-success" role="alert">
{{ tips }}
</div>
{% endif %}
<div class="card-content">
<h5 style="margin-top: 10px;padding-left: 10px;">录入文章</h5>
<form action="" method="post" class="container mb-3">
<div class="mb-3">
<label class="form-label">文章内容</label>
<textarea id="content" name="content" class="form-control" rows="8" placeholder="首行是标题，后面是正文。"></textarea>
<label class="form-label">文章来源</label>
<textarea id="source" name="source" class="form-control" placeholder="推荐格式：Source: HTTP 链接。"></textarea>
<label class="form-label">文章等级</label>
<select id="level" class="form-select" name="level">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option selected value="4">4</option>
</select>
<label class="form-label">文章问题</label>
<textarea id="question" name="question" class="form-control" rows="6" placeholder="格式：&#x0a; QUESTION&#x0a; What?&#x0a;&#x0a; ANSWER&#x0a; Apple. "></textarea>
</div>
<input type="submit" value="保存" class="btn btn-outline-primary">
</form>
</div>
</div>
<div class="card" style="margin-top:24px;">
<h5 style="margin-top: 10px;padding-left: 10px;">文章列表</h5>
<div class="list-group">
{% for text in text_list %}
<div class="list-group-item list-group-item-action" aria-current="true">
<div>
<a type="button" href="/admin/article?delete_id={{text.article_id}}" class="btn btn-outline-danger btn-sm">删除</a>
</div>
<div class="d-flex w-100 justify-content-between">
<h5 class="mb-1">{{ text.title }}</h5>
</div>
<div><small>{{ text.source }}</small></div>
<div class="d-flex w-100 justify-content-between">
<small>Level: {{text.level }}</small>
<small>Date: {{ text.date }}</small>
</div>
{{ text.content | safe }}
</div>
{% endfor %}
</div>
</div>
<div style="margin:20px 0;">
<ul class="pagination pagination-sm justify-content-center">
<li class="page-item"><a class="page-link" href="/admin/article?page={{ cur_page - 1 }}&size={{ page_size }}">Previous</a>
</li>
{% for i in range(1, article_number // page_size + (article_number % page_size > 0) + 1) %}
{% if cur_page == i %}
<li class="page-item active"><a class="page-link" href="/admin/article?page={{ i }}&size={{ page_size }}">{{ i }}</a>
</li>
{% else %}
<li class="page-item"><a class="page-link" href="/admin/article?page={{ i }}&size={{ page_size }}">{{ i }}</a></li>
{% endif %}
{% endfor %}
<li class="page-item"><a class="page-link" href="/admin/article?page={{ cur_page + 1 }}&size={{ page_size }}">Next</a>
</li>
</ul>
</div>
</body>
</html>

99
app/templates/admin_manage_user.html Normal file
View File

@ -0,0 +1,99 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, initial-scale=1.0, minimum-scale=0.5, maximum-scale=3.0, user-scalable=yes" />
<meta name="format-detection" content="telephone=no" />
<link href="../static/css/bootstrap.css" rel="stylesheet">
<script src="../static/js/jquery.js"></script>
</head>
<body class="container" style="width: 800px; margin: auto; margin-top:24px;">
<nav class="navbar navbar-expand-lg bg-light">
<div class="container-fluid">
<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav"
aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarNav">
<ul class="navbar-nav">
<li class="nav-item">
<a class="nav-link" href="/admin">前一页</a>
</li>
</ul>
</div>
</div>
</nav>
{% for message in get_flashed_messages() %}
<div class="alert alert-success" role="alert">
{{ message }}
</div>
{% endfor %}
<div class="card" style="margin-top:24px;">
<h5 style="margin-top: 10px;padding-left: 10px;">重置选中用户的信息</h5>
<form id="user_form" action="" method="post" class="container mb-3">
<div>
<label class="form-label" style="padding-top: 10px;">用户</label>
<select onchange="loadUserExpiryDate()" id="username" name="username" class="form-select" aria-label="Default select example">
<option selected>选择用户</option>
{% for user in user_list %}
<option value="{{ user.name }}">{{ user.name }}</option>
{% endfor %}
</select>
<label class="form-label" style="padding-top: 10px;">修改密码</label>
<div>
<button type="button" id="reset_pwd_btn" class="btn btn-outline-success">获取12位随机密码</button>
<input style="margin-left: 20px;border: 0; font-size: 20px;" name="new_password"
id="new_password"></input>
</div>
<label class="form-label" style="padding-top: 10px;">过期时间</label>
<div>
<input type="date" id="expiry_date" name="expiry_time" placeholder="YYYY-MM-DD" pattern="yyyyMMdd">
</div>
</div>
<button style="margin-top: 50px;" type="submit" class="btn btn-primary">更新用户信息</button>
</form>
</div>
</body>
<script>
// 密码生成器
function generatePassword(length) {
var charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*()_+~`|}{[]\:;?><,./-=";
var password = "";
for (var i = 0; i < length; i++) {
password += charset.charAt(Math.floor(Math.random() * charset.length));
}
return password;
}
document.getElementById("reset_pwd_btn").addEventListener("click", () => {
// 生成12位随机密码
let pwd = generatePassword(12)
document.getElementById("new_password").value = pwd
})
// 选择用户后更新其过期时间
function loadUserExpiryDate() {
const cur_user = $('#username').val();
$.ajax({
type: "GET",
url: `/admin/expiry?username=${cur_user}`,
success: function(resp) {
const year = resp.substr(0,4);
const month = resp.substr(4,2);
const day = resp.substr(6,2);
document.getElementById("expiry_date").value = year + '-' + month + '-' + day
}
})
}
</script>
</html>

37
app/templates/login.html
View File

@ -1,28 +1,47 @@
{% block body %}
{% if session['logged_in'] %}
You're logged in already!
你已登录 <a href="/{{ session['username'] }}">{{ session['username'] }}</a>。 登出点击<a href="/logout">这里</a>。
{% else %}
<meta charset="utf-8" name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=0.5, maximum-scale=3.0, user-scalable=yes" />
<link rel="stylesheet" href="static/css/login_service.css">
<script src="static/js/jquery.js"></script>
<script>
function login(){
let username = $("#username").val();
let password = $("#password").val();
if (username === "" || password === ""){
alert('输入不能为空!');
return false;
}
$.post(
"/login", {'username': username, 'password': password},
function (response) {
if (response.status === '0') {
alert('无法通过验证。');
window.location.href = "/login";
} else if (response.status === '1') {
window.location.href = "/"+username;
}
}
)
return false;
}
</script>
<div class="container">
<section class="signin-heading">
<h1>Sign In</h1>
</section>
<form action="/login" method="POST">
<input type="text" placeholder="用户名" class="username" name="username" required>
<input type="password" placeholder="密码" class="password" name="password" required>
<button type="submit" class="btn">登录</button>
</form>
<input type="text" placeholder="用户名" class="username" id="username">
<input type="password" placeholder="密码" class="password" id="password">
<button type="button" class="btn" onclick="login()">登录</button>
<a class="signup" href="/signup">注册</a>
</div>
<a href="/signup" class="signup">注册</a>
{% endif %}
{% endblock %}

9
app/templates/mainpage_get.html
View File

@ -23,12 +23,15 @@
<div class="container-fluid">
<p><b><font size="+3" color="red">English Pal - Learn English smartly!</font></b></p>
{% if session['logged_in'] %}
<a href="/{{session['username']}}">{{session['username']}}</a></p>
<a href="/{{ session['username'] }}">{{ session['username'] }}</a>
{% if session['username'] == admin_name %}
<a href="/admin">管理</a></p>
{% endif %}
{% else %}
<p><a href="/login">登录</a> <a href="/signup">注册</a> <a href="/static/usr/instructions.html">使用说明</a></p >
<p><b>{{random_ads|safe}}</b></p>
<p><b> {{ random_ads }}。 <a href="/signup">试试</a>吧！</b></p>
{% endif %}
<div class="alert alert-success" role="alert">共有文章 <span class="badge bg-success"> {{number_of_essays}} </span> 篇</div>
<div class="alert alert-success" role="alert">共有文章 <span class="badge bg-success"> {{ number_of_essays }} </span> 篇</div>
<p>粘贴1篇文章 (English only)</p>
<form method="post" action="/">
<textarea name="content" rows="10" cols="120"></textarea><br/>

45
app/templates/reset.html
View File

@ -2,6 +2,38 @@
<meta charset="utf-8" name="viewport"
content="width=device-width, initial-scale=1.0, minimum-scale=0.5, maximum-scale=3.0, user-scalable=yes"/>
<link rel="stylesheet" href="static/css/login_service.css">
<script src="static/js/jquery.js"></script>
<script>
function reset() {
let old_password = $("#old-password").val();
let new_password = $("#new-password").val();
let re_new_password = $("#re-new-password").val();
if (old_password === "" || new_password === "" || re_new_password === ""){
alert('输入不能为空!');
return false;
}
if (new_password !== re_new_password) {
alert('新密码不匹配，请重新输入');
return false;
}
if (new_password.length < 4) {
alert('密码过于简单。(密码长度至少4位)');
return false;
}
$.post("/reset", {'old-password': old_password, 'new-password': new_password},
function (response) {
if (response.status === '1') {
alert('密码修改成功，请重新登录。');
window.location.href = "/login";
} else if (response.status === '2') {
alert('密码修改失败');
window.location.href = "/reset";
}
}
)
return false;
}
</script>
<div class="container">
@ -9,14 +41,11 @@
<h1>Reset Password</h1>
</section>
<form action="/reset" method="POST">
<input type="password" placeholder="原密码" class="old-password" name="old-password" required>
<input type="password" placeholder="新密码" class="new-password" name="new-password" required>
<input type="password" placeholder="确认新密码" class="re-new-password" name="re-new-password" required>
<input type="submit" name="submit" class="btn" value="提交"/>
<input type="button" name="submit" class="btn" value="放弃修改"
onclick="window.location.href='/{{ username }}'"/>
</form>
<input type="password" placeholder="原密码" class="old-password" name="old-password" id="old-password"/>
<input type="password" placeholder="新密码" class="new-password" name="new-password" id="new-password"/>
<input type="password" placeholder="确认新密码" class="re-new-password" name="re-new-password" id="re-new-password"/>
<button id="submit" class="btn" onclick="reset()">提交</button>
<button class="btn" onclick="window.location.href='/{{ username }}'">放弃修改</button>
</div>
{% endblock %}

51
app/templates/signup.html
View File

@ -6,6 +6,47 @@ You're logged in already! <a href="/logout">Logout</a>.
{% else %}
<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=0.5, maximum-scale=3.0, user-scalable=yes" />
<link rel="stylesheet" href="static/css/login_service.css">
<script src="static/js/jquery.js"></script>
<script>
function signup() {
let username = $("#username").val();
let password = $("#password").val();
let password2 = $("#password2").val();
if (username === "" || password === "" || password2 === ""){
alert('输入不能为空!');
return false;
}
if (password !== password2) {
alert('确认密码与输入密码不一致！');
return false;
}
if (password.length < 4) {
alert('密码过于简单。(密码长度至少4位)');
return false;
}
$.post("/signup", {'username': username, 'password': password},
function (response) {
if (response.status === '0') {
alert('用户名'+username+'已经被注册。');
window.location.href = "/signup";
} else if (response.status === '1') {
alert('用户名密码验证失败。');
window.location.href = "/signup";
} else if (response.status === '2') {
let f = confirm("恭喜，你已成功注册，你的用户名是"+username+'.\n点击“确认”开始使用，或点击“取消”返回首页');
if (f) {
window.location.href = '/'+username;
} else {
window.location.href = '/';
}
} else if (response.status === '3') {
alert(response.warn);
}
}
)
return false;
}
</script>
<p>{{ get_flashed_messages()[0] | safe }}</p>
@ -15,12 +56,10 @@ You're logged in already! <a href="/logout">Logout</a>.
<h1>Sign Up</h1>
</section>
<form action="/signup" method="POST">
<p><input type="username" name="username" placeholder="输入用户名" required="required" class="username"></p>
<p><input type="password" name="password" placeholder="输入密码" required="required" class="password"></p>
<p><input type="password" name="password2" placeholder="确认密码" required="required" class="password" ></p>
<button type="submit" class="btn">注册</button>
</form>
<p><input type="username" id="username" placeholder="输入用户名" class="username"></p>
<p><input type="password" id="password" placeholder="输入密码" class="password"></p>
<p><input type="password" id="password2" placeholder="确认密码" class="password" ></p>
<button type="button" class="btn" onclick="signup()">注册</button>
</div>

57
app/templates/userpage_get.html
View File

@ -37,20 +37,49 @@
<body>
<div class="container-fluid">
<p><b>English Pal for <font id="username" color="red">{{ username }}</font></b>
<a class="btn btn-secondary" href="/logout" role="button">退出</a>
<a class="btn btn-secondary" href="/reset" role="button">重设密码</a>
{% if username == admin_name %}
<a class="btn btn-secondary" href="/admin" role="button" onclick="stopRead()">管理</a>
{% endif %}
<a class="btn btn-secondary" href="/logout" role="button" onclick="stopRead()">退出</a>
<a class="btn btn-secondary" href="/reset" role="button" onclick="stopRead()">重设密码</a>
</p>
{{ flashed_messages|safe }}
{# {% for message in flashed_messages %}#} {# 根据user_service.userpage,取消了参数flashed_messages，因此注释了这段代码 #}
{# <div class="alert alert-warning" role="alert">Congratulations! {{ message }}</div>#}
{# {% endfor %}#}
<a class="btn btn-success" href="/{{ username }}/reset" role="button"> 下一篇 Next Article </a>
{% if session.get('articleID') != session.get('old_articleID') %}
{% if session.get('old_articleID') != None %}
<a class="btn btn-success" href="/{{ username }}/back" role="button"> 上一篇 Previous Article </a>
{% endif%}
<a class="btn btn-success" href="/{{ username }}/reset" role="button"> 下一篇 Next Article </a>
{% if session.get('existing_articles') != None and session.get('existing_articles')["index"] !=0 %}
<a class="btn btn-success" href="/{{ username }}/back" role="button"> 上一篇 Previous Article </a>
{% endif %}
<p><b>阅读文章并回答问题</b></p>
<div id="text-content">{{ today_article|safe }}</div>
<div id="text-content">
{% if today_article %}
<div class="alert alert-success" role="alert">According to your word list, your level is <span class="badge bg-success">{{ today_article["user_level"] }}</span> and we have chosen an article with a difficulty level of <span class="badge bg-success">{{ today_article["text_level"] }}</span> for you.</div>
<p class="text-muted">Article added on: {{ today_article["date"] }}</p><br/>
<div class="p-3 mb-2 bg-light text-dark"><br/>
<p class="display-5">{{ today_article["article_title"] }}</p><br/>
<p class="lead"><font id="article" size=2>{{ today_article["article_body"] }}</font></p><br/>
<p><small class="text-muted">{{ today_article['source'] }}</small></p><br/>
<p><b>{{ today_article['question'] }}</b></p><br/>
<script type="text/javascript">
function toggle_visibility(id) { {# https://css-tricks.com/snippets/javascript/showhide-element/#}
const e = document.getElementById(id);
if(e.style.display === 'block')
e.style.display = 'none';
else
e.style.display = 'block';
}
</script>
<button onclick="toggle_visibility('answer');">ANSWER</button>
<div id="answer" style="display:none;">{{ today_article['answer'] }}</div><br/>
</div>
{% else %}
<div class="alert alert-success" role="alert">
<p class="text-muted"><span class="badge bg-success">Notes:</span><br>No article is currently available for you. You can try again a few times or mark new words in the passage to improve your level.</p>
</div>
{% endif %}
</div>
<input type="checkbox" onclick="toggleHighlighting()" checked/>生词高亮
<input type="checkbox" onclick="onReadClick()" checked/>大声朗读
@ -60,9 +89,9 @@
<div class="sliderValue">
<span id="rangeValue">1×</span>
</div>
<input type="range" id="rangeComponent" min="0.5" max="2" value="1" step="0.25" "/>
<input type="range" id="rangeComponent" min="0.5" max="2" value="1" step="0.25"/>
</div>
</div>
</div>
<p><b>收集生词吧</b> （可以在正文中划词，也可以复制黏贴）</p>
<form method="post" action="/{{ username }}">
<textarea name="content" id="selected-words" rows="10" cols="120"></textarea><br/>
@ -117,9 +146,9 @@
</body>
<style>
mark {
color: #{{ yml['highlight']['color'] }};
background-color: rgba(0,0,0,0);
}
color: #{{ yml['highlight']['color'] }};
background-color: rgba(0, 0, 0, 0);
}
</style>
</html>

34
app/user_service.py
View File

@ -1,5 +1,5 @@
from datetime import datetime
from admin_service import ADMIN_NAME
from flask import *
# from app import Yaml
@ -29,9 +29,10 @@ def user_reset(username):
:param username: 用户名
:return: 返回页面内容
'''
session['old_articleID'] = session.get('articleID')
if request.method == 'GET':
session['articleID'] = None
existing_articles = session.get("existing_articles")
existing_articles["index"] += 1
session["existing_articles"] = existing_articles
return redirect(url_for('user_bp.userpage', username=username))
else:
return 'Under construction'
@ -44,7 +45,9 @@ def user_back(username):
:return: 返回页面内容
'''
if request.method == 'GET':
session['articleID'] = session.get('old_articleID')
existing_articles = session.get("existing_articles")
existing_articles["index"] -= 1
session["existing_articles"] = existing_articles
return redirect(url_for('user_bp.userpage', username=username))
@ -89,7 +92,8 @@ def deleteword(username, word):
'''
user_freq_record = path_prefix + 'static/frequency/' + 'frequency_%s.pickle' % (username)
pickle_idea2.deleteRecord(user_freq_record, word)
flash(f'<strong>{word}</strong> is no longer in your word list.')
# 模板userpage_get.html中删除单词是异步执行，而flash的信息后续是同步执行的，所以注释这段代码；同时如果这里使用flash但不提取信息，则会影响 signup.html的显示。bug复现：删除单词后，点击退出，点击注册，注册页面就会出现提示信息
# flash(f'{word} is no longer in your word list.')
return "success"
@ -130,11 +134,15 @@ def userpage(username):
words = ''
for x in lst3:
words += x[0] + ' '
existing_articles, today_article = get_today_article(user_freq_record, session.get('existing_articles'))
session['existing_articles'] = existing_articles
# 通过 today_article，加载前端的显示页面
return render_template('userpage_get.html',
admin_name=ADMIN_NAME,
username=username,
session=session,
flashed_messages=get_flashed_messages_if_any(),
today_article=get_today_article(user_freq_record, session['articleID']),
# flashed_messages=get_flashed_messages(), 仅有删除单词的时候使用到flash，而删除单词是异步执行，这里的信息提示是同步执行，所以就没有存在的必要了
today_article=today_article,
d_len=len(d),
lst3=lst3,
yml=Yaml.yml,
@ -173,15 +181,3 @@ def get_time():
'''
return datetime.now().strftime('%Y%m%d%H%M') # upper to minutes
def get_flashed_messages_if_any():
'''
在用户界面显示黄色提示信息
:return: 包含HTML标签的提示信息
'''
messages = get_flashed_messages()
s = ''
for message in messages:
s += '<div class="alert alert-warning" role="alert">'
s += f'Congratulations! {message}'
s += '</div>'
return s

2
app/wordfreqCMD.py
View File

@ -70,7 +70,7 @@ def sort_in_ascending_order(lst):# 单词按频率降序排列
return lst2
def make_html_page(lst, fname):
def make_html_page(lst, fname): # 只是在wordfreqCMD.py中的main函数中调用，所以不做修改
'''
功能：把lst的信息存到fname中，以html格式。
'''

4
build.sh
View File

@ -3,6 +3,10 @@
DEPLOYMENT_DIR=/home/lanhui/englishpal2/EnglishPal
cd $DEPLOYMENT_DIR
# Install dependencies
pip3 install -r requirements.txt
# Stop service
sudo docker stop EnglishPal
sudo docker rm EnglishPal

1
requirements.txt
View File

@ -1,3 +1,4 @@
Flask==1.1.2
selenium==3.141.0
PyYAML~=6.0
pony==0.7.16